DEFINITION of 'Mixed Economic System'. An economic system that features characteristics of both capitalism and socialism. A mixed economic system allows a level of private economic freedom in the use of capital, but also allows for governments to interfere in economic activities in order to achieve social aims. This type of economic system is less efficient than capitalism, but more efficient than socialism. Next Up.
tively.6 The most clinically useful definition of macrosomia is a weight below which âmacro-Fetal macrosomia, arbitrarily defined as a birth weight of more than 4,000 g (8 lb, 13 oz) complicates more than 10 percent of all pregnancies in the United States. It is associ-
A trisomy is a condition in which a person has three copies of a chromosome instead of the usual two copies. Trisomy 9 refers to three copies of chromosome 9. A person can havâ¦e full trisomy 9 (three copies in every cell) or mosaic trisomy 9 (three copies in some cells but not all).